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-rw-r--r--fs/fs-writeback.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 1599aa985fe2..04cf3b91e501 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -618,7 +618,12 @@ static long __writeback_inodes_wb(struct bdi_writeback *wb,
struct super_block *sb = inode->i_sb;
if (!grab_super_passive(sb)) {
- requeue_io(inode, wb);
+ /*
+ * grab_super_passive() may fail consistently due to
+ * s_umount being grabbed by someone else. Don't use
+ * requeue_io() to avoid busy retrying the inode/sb.
+ */
+ redirty_tail(inode, wb);
continue;
}
wrote += writeback_sb_inodes(sb, wb, work);